Dyersville, Iowa · field elev 980 ft
Density Altitude at Dyersville Area (IA8)
Dyersville Area sits at 980 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,696 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 17.1 | −1,654 ft | 26.1 | −1,009 ft |
| February | 21.3 | −1,351 ft | 30.6 | −693 ft |
| March | 33.8 | −469 ft | 43.7 | 210 ft |
| April | 46.3 | 385 ft | 57.8 | 1,149 ft |
| May | 58.3 | 1,182 ft | 69.6 | 1,911 ft |
| June | 68.3 | 1,828 ft | 79.1 | 2,510 ft |
| July | 71.6 | 2,038 ft | 82.1 | 2,696 ft |
| August | 69.3 | 1,892 ft | 80.4 | 2,591 ft |
| September | 61.5 | 1,390 ft | 74.1 | 2,196 ft |
| October | 49.2 | 580 ft | 61.0 | 1,358 ft |
| November | 35.4 | −359 ft | 45.1 | 304 ft |
| December | 23.6 | −1,187 ft | 32.0 | −595 ft |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for IA8
DENSITY ALTITUDE
Field elevation 980 ft — the air behaves like 2,690 ft.
- PRESSURE ALT
- 981 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby Iowa fields
- C27 — Manchester Municipal
Manchester · elev 987 ft
- KMXO — Monticello Regional
Monticello · elev 833 ft
- KDBQ — Dubuque Regional
Dubuque · elev 1,076 ft
- I27 — Elkader
Elkader · elev 932 ft
- C17 — Marion
Marion · elev 861 ft
- KOQW — Maquoketa Municipal
Maquoketa · elev 774 ft
- KIIB — James H Connell Field At Independence Municipal
Independence · elev 979 ft
- KOLZ — Oelwein Municipal
Oelwein · elev 1,076 ft
Frequently asked questions
How high does density altitude get at IA8 in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Dyersville Area reaches roughly 2,696 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at IA8 on an average day?
It swings with the seasons: from roughly −1,654 ft at the coldest month's average temperature to about 2,038 ft at the warmest month's — all from a constant field elevation of 980 ft. The month-by-month table above carries the full year.
What is the field elevation of Dyersville Area?
980 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is IA8 (FAA), in Dyersville, Iowa.